Fine needle aspiration (FNA) is a widely used method for breast cytology diagnosis in the world. FNA is useful because it is a simple, quick, inexpensive, and less complicated diagnostic technique with high accuracy (sensitivity 80-100%, specificity over 99%).

Fine needle aspiration (FNA) cytology is a minimally invasive, rapid, and inexpensive technique. The accuracy of FNA in diagnosing benign and malignant lymph node diseases is over 90%; however, the sensitivity of this method varies greatly between benign and malignant, primary and secondary disease groups.

If exfoliative cytology is based on natural or artificially exfoliated cells to diagnose diseases, aspiration cytology is based on cells aspirated from tissues and organs with a small needle (with a diameter of ≤ 22G).

Performing fine needle aspiration cytology (FNAC) for superficial or deep lesions is becoming increasingly common in practice, saving time and being a low-cost diagnostic procedure, while providing rapid and accurate diagnosis.

To perform fine needle aspiration of peripheral lymph nodes, the doctor will use a syringe with a needle to inject through the skin into the damaged area. The advantages of the technique are simplicity, low cost, quick implementation, high safety, and accurate results.

Ultrasound-guided fine needle aspiration technique for diagnosing pancreatic tumors is indicated when the patient is suspected of having a pancreatic tumor, abdominal lymph nodes... However, this method is not indicated for people with coagulation disorders PT < 60%, platelets < 50,000 and ascites.

Ultrasound-guided fine needle aspiration of the spleen is the most commonly performed procedure for diagnosing suspected lymphoma. To perform the procedure, a thin, hollow needle is inserted through the spleen to remove fluid. The small sample of cells is sent to a laboratory for examination under a microscope.

Using fine needle aspiration in palpable breast lesions will help doctors accurately diagnose the condition of malignant or benign tumors and the cause of the lesion.... From there, the most appropriate treatment method for the patient will be determined.